The Big Girl: Can we have a pet dragonfly?
The Big Girl: Can I have a drink of milo?
The Big Girl: Can we have a pet dragon?
Follow up with a conversation between the Big Girl and The Boy on the merits of dinosaurs as pets.
Now she's somehow managed to talk The Boy into helping her pack up some of her room ... we'll have to wait and see whether that turns out to be a help or a hindrance.